.header {
    width: 100%;
    margin: 0 auto;
    left: 50%;
    transform: translateX(-50%);
    
    background: rgba(255, 255, 255, 0);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    box-shadow: 0 8px 32px rgba(26, 68, 109, 0.12);
    position: fixed;
    top: 0rem; 
    z-index: 1000;
    transition: all 0.5s ease;
    
    border-radius: 0rem;
}

.header-wrapper {
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-xs) var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;

    @media (min-width: 768px) {
        max-width: 720px;
    }

    @media (min-width: 1024px) {
        max-width: 990px;
    }

    @media (min-width: 1280px) {
        max-width: 1200px;
    }
}

.header__logo img{
    width: 16rem;
    z-index: 1002;
    position: relative;

    @media (min-width: 1280px) {
        width: 18rem;
    }
}

.header__toggle {
    width: 32px;
    height: 26px;
    position: relative;
    background: transparent;
    border: none;
    cursor: pointer;
    transform: rotate(0deg);
    transition: .5s ease-in-out;
    z-index: 1002;

    @media (min-width: 1024px) {
        display: none;
    }
}

.header__toggle span {
    display: block;
    position: absolute;
    height: 3px;
    width: 50%;
    background: white;
    opacity: 1;
    transform: rotate(0deg);
    transition: .25s ease-in-out;
}

.header__toggle span:nth-child(even) {
    left: 50%;
    border-radius: 0 9px 9px 0;
}

.header__toggle span:nth-child(odd) {
    left: 0px;
    border-radius: 9px 0 0 9px;
}

.header__toggle span:nth-child(1),
.header__toggle span:nth-child(2) {
    top: 0px;
}

.header__toggle span:nth-child(3),
.header__toggle span:nth-child(4) {
    top: 10px;
}

.header__toggle span:nth-child(5),
.header__toggle span:nth-child(6) {
    top: 21px;
}

.header__toggle--open span:nth-child(1),
.header__toggle--open span:nth-child(6) {
    transform: rotate(45deg);
}

.header__toggle--open span:nth-child(2),
.header__toggle--open span:nth-child(5) {
    transform: rotate(-45deg);
}

.header__toggle--open span:nth-child(1) {
    left: 3px;
    top: 5px;
}

.header__toggle--open span:nth-child(2) {
    left: calc(50% - 3px);
    top: 5px;
}

.header__toggle--open span:nth-child(3) {
    left: -50%;
    opacity: 0;
}

.header__toggle--open span:nth-child(4) {
    left: 100%;
    opacity: 0;
}

.header__toggle--open span:nth-child(5) {
    left: 3px;
    top: 21px;
}

.header__toggle--open span:nth-child(6) {
    left: calc(50% - 3px);
    top: 21px;
}

.header__overlay {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: rgba(15, 23, 42, 0.7);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    z-index: 999;
}

.header__overlay--active {
    opacity: 1;
    visibility: visible;
}

.header__nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));

     background: linear-gradient(135deg, rgba(15, 23, 42, 0.6) 0%, rgba(30, 41, 59, 0.8) 53%, rgba(213, 58, 58, 0.3) 100%);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
    
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    
    z-index: 1001;
    
    padding: 1.2rem 2rem 1.2rem 1rem;
    overflow-y: auto;

    @media (min-width: 768px) {
        max-width: 690px;
    }
}

.header__nav--open {
    transform: translateX(0);
}

.header__menu {
    list-style: none;
    padding: 0;
    margin: 0;

    @media (min-width: 768px) {
        margin: 0 auto;
        max-width: 550px;
        padding: var(--spacing-xs) 0;
    }
}

.header__menu-item {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.header__nav--open .header__menu-item:nth-child(1) { 
    animation: slideIn 0.4s ease forwards 0.1s; 
}
.header__nav--open .header__menu-item:nth-child(2) { 
    animation: slideIn 0.4s ease forwards 0.15s; 
}
.header__nav--open .header__menu-item:nth-child(3) { 
    animation: slideIn 0.4s ease forwards 0.2s; 
}
.header__nav--open .header__menu-item:nth-child(4) { 
    animation: slideIn 0.4s ease forwards 0.25s; 
}
.header__nav--open .header__menu-item:nth-child(5) { 
    animation: slideIn 0.4s ease forwards 0.3s; 
}

@keyframes slideIn {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.header__menu-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    color: var(--light-100);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    border-radius: 12px;
    transition: all 0.3s ease;
    margin-bottom: 0.5rem;

    @media (min-width: 768px) {
        padding: 1.5rem 1.5rem;
    }
}

.header__menu-link:hover {
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary);
    transform: translateX(5px);
}

.header__menu-link i {
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

.header__nav-cta {
    margin-top: 1rem;
    padding-top: 0.5rem;
    margin-bottom: 1rem;
    border-top: 1px solid rgba(15, 23, 42, 0.1);
    opacity: 0;
    transform: translateY(20px);

    @media (min-width: 768px) {
        margin: 0 auto;
        max-width: 500px;
        margin-top: 1.2rem;
    }
}

.header__nav--open .header__nav-cta {
    animation: slideUp 0.4s ease forwards 0.4s;
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn-cot-nav {
    width: 65%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 0.8rem 0.6rem;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);

    @media (min-width: 768px) {
        width: 45%;
    }
}

.btn-cot-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.4);
}

.nav__footer {
    margin-top: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-sm);
    border-top: 1px solid rgba(26, 68, 109, 0.1);
    text-align: center;

    @media (min-width: 768px) {
        margin-top: 3rem;
    }
}

.nav__social {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.nav__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(211, 230, 249, 0.25);
    color: var(--light-100);
    font-size: 1.1rem;
    transition: all 0.3s ease;
    opacity: 0;
    transform: scale(0.8);
}

.header__nav--open .nav__social-link {
    opacity: 1;
    transform: scale(1);
}

.header__nav--open .nav__social-link:nth-child(1) {
    transition-delay: 0.4s;
}

.header__nav--open .nav__social-link:nth-child(2) {
    transition-delay: 0.5s;
}

.nav__social-link:hover {
    background: var(--azullogo);
    color: white;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 4px 12px rgba(26, 68, 109, 0.2);
}

.nav__copyright {
    font-size: 0.85rem;
    color: var(--light-100);
    opacity: 0;
    margin: 0;
    line-height: 1.4;
    text-align: center;
    transform: translateY(10px);
    transition: opacity 0.6s ease-out 0.5s, transform 0.6s ease-out 0.5s;
}

.header__nav--open .nav__copyright {
    opacity: 0.8;
    transform: translateY(0);
}

/* ===== MENÚ DESKTOP (≥1024px) ===== */

.header__nav-desktop {
    display: none;

    @media (min-width: 1024px) {
        display: flex;
        align-items: center;
        flex: 1;
        justify-content: center;
        margin: 0 1rem;
    }
}

.header__menu-desktop {
    display: flex;
    list-style: none;
    gap: 0.6rem;
    margin: 0;
    padding: 0;

    @media (min-width: 1024px) {
        gap: 0rem;
    }

    @media (min-width: 1280px) {
        gap: 2rem;
    }
}

.header__menu-desktop-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;

    @media (min-width: 1024px) {
        padding: 0.8rem 0.9rem;
    }
}

.header__menu-desktop-link i {
    font-size: 1rem;
}

.header__menu-desktop-link:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--primary);
}

.header__menu-desktop-link:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--primary);
}

.header__menu-desktop-link::after {
    content: '';
    position: absolute;
    bottom: 0.3rem;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary);
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.header__menu-desktop-link:hover::after {
    width: 60%;
}

.btn-cta-desktop {
    display: none;

    @media (min-width: 1024px) {
        display: block;
        background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
        color: white;
        padding: 0.7rem 1.5rem;
        border: none;
        border-radius: 10px;
        font-weight: 600;
        font-size: 0.95rem;
        cursor: pointer;
        transition: all 0.3s ease;
        box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
    }
}

.btn-cta-desktop:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.4);
}

.header__social-desktop {
    display: none;

    @media (min-width: 1024px) {
        display: flex;
        margin-left: 3rem;
    }
}

.header__social-desktop-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 41px;
    height: 41px;
    border-radius: 49%;
    background: rgba(37, 211, 101, 0.672);
    color: white;
    font-size: 2.6rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.header__social-desktop-link:hover {
    background: #25D366;
    color: white;
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
}

.header__social-desktop-link i {
    transition: transform 0.3s ease;
}

.header__social-desktop-link:hover i {
    transform: scale(1.1);
}

/* ========== HEADER OSCURO (cuando pasa por secciones claras) ========== */
.header--dark {
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.header--dark .header__toggle span {
    background: white;
}

.header--dark .header__menu-desktop-link {
    color: white;
}

.header--dark .header__menu-desktop-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--primary);
}